Oura Ring (https://ouraring.com/) has a solid cloud API.
However:
1. No GPS 2. Sleep and activity metrics are digested time slices, not raw measurements. 3. Gen-1 only has night time HR, and gen-2 isn't out till April.
However:
1. No GPS 2. Sleep and activity metrics are digested time slices, not raw measurements. 3. Gen-1 only has night time HR, and gen-2 isn't out till April.
I definitely expect better treatment of privacy from a young nordic company like Oura. The product looks pretty great, so I would be a hugely loyal customer if they fixed these privacy issues.